Answer:the answer is 12 and 13
Explanation: You count the A and T together, which is 12, then you count the G and C together which is 13. I just took this on my test and got it correct
Answer:
A. Fertilization
Explanation:
The development of a human being begins with fertilization, a process by which two highly specialized cells, the spermatozoon from the male and the oocyte from the female, unite to give rise to a new organism, the zygote.
There was a chemistry lab and they took water samples to be tested.
The first steps a scientist would do when starting a scientific experiment is to: question, do background research, and construct a hypothesis.